media: ddbridge: move CI detach code to ddbridge-ci.c

Move the CI teardown code to ddbridge-ci.c where everything else related
to CI hardware lives.

Cc: Ralph Metzler <rjkm@metzlerbros.de>
Signed-off-by: NDaniel Scheller <d.scheller@gmx.net>
Signed-off-by: NMauro Carvalho Chehab <mchehab@s-opensource.com>

drivers/media/pci/ddbridge/ddbridge-ci.c

@@ -346,3 +346,14 @@ int ddb_ci_attach(struct ddb_port *port, u32 bitrate)
 	dvb_ca_en50221_init(port->dvb[0].adap, port->en, 0, 1);
 	return 0;
 }
+
+void ddb_ci_detach(struct ddb_port *port)
+{
+	if (port->dvb[0].dev)
+		dvb_unregister_device(port->dvb[0].dev);
+	if (port->en) {
+		dvb_ca_en50221_release(port->en);
+		kfree(port->en->data);
+		port->en = NULL;
+	}
+}

drivers/media/pci/ddbridge/ddbridge-ci.h

@@ -26,5 +26,6 @@
 /******************************************************************************/
 
 int ddb_ci_attach(struct ddb_port *port, u32 bitrate);
+void ddb_ci_detach(struct ddb_port *port);
 
 #endif /* __DDBRIDGE_CI_H__ */

drivers/media/pci/ddbridge/ddbridge-core.c

@@ -2016,13 +2016,7 @@ void ddb_ports_detach(struct ddb *dev)
 			break;
 		case DDB_PORT_CI:
 		case DDB_PORT_LOOP:
-			if (port->dvb[0].dev)
-				dvb_unregister_device(port->dvb[0].dev);
-			if (port->en) {
-				dvb_ca_en50221_release(port->en);
-				kfree(port->en->data);
-				port->en = NULL;
-			}
+			ddb_ci_detach(port);
 			break;
 		}
 	}